Mack DEF Header

Mack DEF Header is the most important element of the selective catalytic reduction (SCR) system, which provides AdBlue level control and stable solution supply to the system. Reliable operation of this component ensures compliance with environmental standards and extends the service life of the system. HDProparts offers original DEF Header for Mack trucks, which provide stability and durability of operation.

Main Functions

The component performs key tasks in the SCR system:

1. Liquid level control. Provides accurate measurement of the amount of AdBlue in the tank.
2. Stable supply. Ensures correct solution dosing to minimize emissions.
3. Component protection. Prevents system failures and extends system life.

The use of the original Mack DEF Header helps keep the efficiency of the SCR system at a high level.

Signs of malfunction

If a component fails, it can cause problems with the entire system. Pay attention to the following signs:

1. Display errors related to AdBlue level.
2. Unstable mixture supply.
3. Reduced engine power or efficiency.

Timely replacement of the Mack DEF Header will prevent failures and keep your truck running reliably.

HDProparts offers tested and certified Mack truck parts. Place an order for DEF Header on our website or contact us for a consultation.